This request packet retrieves the recursion type.
<packet version="1.4.2.0">
<dns>
<get-recursion/>
</dns>
</packet>
A response from the server can look as follows:
<packet version="1.4.2.0">
<dns>
<get-recursion>
<result>
<status>ok</status>
<value>on</value>
</result>
</get-recursion>
</dns>
</packet>